/**
 ******************************************************************************
 *
 * @file       mercatorprojection.h
 * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2012.
 * @brief
 * @see        The GNU Public License (GPL) Version 3
 * @defgroup   OPMapWidget
 * @{
 *
 *****************************************************************************/
/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
 * for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */
#ifndef MERCATORPROJECTION_H
#define MERCATORPROJECTION_H
#include "../pureprojection.h"


namespace projections {
class MercatorProjection : public internals::PureProjection {
public:
    MercatorProjection();
    virtual QString Type()
    {
        return "MercatorProjection";
    }
    virtual Size TileSize() const;
    virtual double Axis() const;
    virtual double Flattening() const;
    virtual core::Point FromLatLngToPixel(double lat, double lng, int const & zoom);
    virtual internals::PointLatLng FromPixelToLatLng(const int &x, const int &y, const int &zoom);
    virtual Size GetTileMatrixMinXY(const int &zoom);
    virtual Size GetTileMatrixMaxXY(const int &zoom);
private:
    const double MinLatitude;
    const double MaxLatitude;
    const double MinLongitude;
    const double MaxLongitude;
    double Clip(double const & n, double const & minValue, double const & maxValue) const;
    Size tileSize;
};
}
#endif // MERCATORPROJECTION_H
